| CENTER HOLE DIAMETER | 3.974 INCHES MINIMUM AND 4.004 INCHES MAXIMUM |
| CROSS-SECTIONAL HEIGHT | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM |
| HARDNESS RATING | 70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS-7278 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | RUBBER FLUOROCARBON CLASS FPM |